Save. Brand X Pictures/Brand X Pictures/Getty Images. A number of issues cause vertical lines on your computer screen, ranging from software incompatibilities with the computer's drivers to hardware problems involving the magnetic field of the monitor.
1) Segmented-Flow Analysis (SFA) The reaction stream is segmented with bubbles of air or nitrogen to reduce inter-sample dispersion. 2) Flow Injection Analysis (FIA) There are no air bubbles in the reaction stream.
This type of consumer research analysis is called market segmentation. For example, through consumer research analysis, a software company may discover that their most loyal customers are 25- to 34-year-old professionals with household incomes over $75,000.